The thing about our little ones is this: It feels like they can (and do) spend a lot of time crying, whining, wailing, and throwing tantrums. But another, more wonderful, thing about our little ones is: Wow, can they laugh. They are excellent at it, and it’s fairly easy to get a chuckle out of them. (Though I admit that coming up with new voices for inanimate objects can get put a lot of pressure on a person.)

Maybe the quickest way to prompt a baby’s belly laugh, a toddler’s infectious ...